2098845 has 32 divisors (see below), whose sum is σ = 4266240. Its totient is φ = 959040.

The previous prime is 2098841. The next prime is 2098861. The reversal of 2098845 is 5488902.

It is not a de Polignac number, because 2098845 - 2² = 2098841 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2098841) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 166 + ... + 2055.

It is an arithmetic number, because the mean of its divisors is an integer number (133320).

2^2098845 is an apocalyptic number.

It is an amenable number.

2098845 is an abundant number, since it is smaller than the sum of its proper divisors (2167395).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2098845 is a wasteful number, since it uses less digits than its factorization.

2098845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2242 (or 2236 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 2098845 is about 1448.7391069478. The cubic root of 2098845 is about 128.0344349086.

The spelling of 2098845 in words is "two million, ninety-eight thousand, eight hundred forty-five".